Jeff Valenti

Useful IDL procedures in a tar file and individually:

Procedure Purpose
struct_add_field.pro Insert a new field in an existing IDL structure
struct_replace_field.pro Replace an existing field in an IDL structure
struct_delete_field.pro Delete an existing field from an IDL structure
which.pro List source files in IDL !path order for an IDL procedure
fmtnum.pro Format a number as a string, trimming trailing zeros
c24.pro Return color or color index depending on plot device
colors.pro Define a sequence of colors for line plots
psym.pro Set of useful user-defined plot symbols
ps_open.pro Begin sending graphical output to a postscript file
ps_close.pro Stop sending graphical output to a postscript file
display.pro Display an image with axes in pixel units
imgexp.pro Used by display to make image fit in plot window
imgexp.pro Used by display to scale data values to pixel values
rdech.pro Read an echelle spectrum from an ‘ech’ style FITS file
modech.pro Modify an ‘ech’ style FITS file or structure
wdech.pro Write an echelle spectrum to an ‘ech’ style FITS file
wdech_raw.pro Create an ech FITS file from an ‘ech’ style structure